Kaatil Kaun?! - Unravel the Mystery

"A thriller movie poster. The story of the movie it: 7 friends ( 4 girls and 3 girls) meet each other after 5 years go on a vacation together to a beautiful hill station in Sweden. They live in a mansion belonged to one of the friends. At night they play a game. The game is : there will be paper chits written \"victim\" and only one of the chit will contain the word \"killer\". The real suspense will happen when someone among the friends will actually kill someone . There are 4 boys and 3 girls. They will play the game. The players of the game will have the chits and will not reveal whether they are victims or killer.after taking and opening the chits, they will cover their eyes and count to 100 meanwhile the killer will commit someone's murder among the friends. The name of the movie is "kaatil kaun ?" Add a catch phrase " find the killer before it's too late"